package org.boot.ssm.wxshop.web.Interceptor;

import org.boot.ssm.wxshop.domain.User;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 * @program: wxshop
 * @description: 拦截器
 * @author: 刘涛
 * @create: 2018-03-25 19:56
 **/

public class FrontstageInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o) throws Exception {
        HttpSession session = httpServletRequest.getSession();
        User user = (User) session.getAttribute("user");
        if(user!=null){
            return true;
        }else {
            httpServletResponse.sendRedirect("/frontstage/login");
            return false;
        }
    }

    @Override
    public void postHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, ModelAndView modelAndView) throws Exception {

    }

    @Override
    public void afterCompletion(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, Exception e) throws Exception {

    }
}
